The share price of land-based Atlantic Sapphire's stock fell sharply as the Oslo Stock Exchange opened for trading July 29 following the announcement of an emergency harvest at its Miami operations.

The company's share price fell about 7.32 percent to NOK 114 (€10.70/$12.60) following the incident.

Atlantic Sapphire's share price drops due to a recent incident. Photo: Bloomberg Markets

Atlantic Sapphire said disruptive construction work nearby stressed the fish due to loud sounds and severe vibrations.

The Oslo-listed firm will harvest close to 200,000 fish, with a total weight of about 400 metric tons, of which 37 percent is planned to be sent for processing and sale.